Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9199862 | Method for adsorbing fluorocarboxylic acid having ether bond and method for collecting same | Masaki Kuramitsu | 2015-12-01 |
| 8624060 | Process for preparing fluorocarboxylic acid | Shuji Itatani, Noriaki Shibata, Kaori Ohno | 2014-01-07 |
| 8143440 | Method for separation of olefin-alcohol azeotropic mixture | Yuuki Matsuda, Kazuyoshi Ichihara, Takeomi Hirasaka | 2012-03-27 |
| 7572940 | Process for producing 2-perfluoroalkylethyl alcohol | Yuuki Matsuda, Takeomi Hirasaka | 2009-08-11 |
| 7317071 | Process for producing fluoromonomer | Yukio Homoto | 2008-01-08 |
| 7253315 | Process for preparing fluorocarboxylic acids | Ta-Wei Fu, Steven H. Swearingen, Shigeyuki Yoshii | 2007-08-07 |
| 7126016 | Process for preparing fluorocarboxylic acids | Ta-Wei Fu, Steven H. Swearingen, Shuji Itatani | 2006-10-24 |
| 6972094 | Method of recovering fluorochemical surfactant | Masahiro Kondo | 2005-12-06 |